someone please help me
![someone please help me class=](https://us-static.z-dn.net/files/d03/9c604883bb88739f7af57aaa04b79663.png)
Answer: 9
Step-by-step explanation:
f(3) means: when x = 3, what is y? (it won't let me write f of x because it thinks it is a bad word)LOL